FORM 966 15
ENGLISH
APPENDIX A: TECHNICAL SPECIFICATIONS
Pin 1
GND – Signal return
Pin 1
Pin 2
Pin 3
Pin 4
Pin 2
Serial Receive Data Input (RX/RQST)
Pin 3
Serial Transmit Data Output (TX/DATA)
Pin 4
Remote Zero – Special Order Only
State Change High to Low
SERIAL INPUT VOLTAGE LEVEL SPECIFICATION
Logic "0"
Vin < 1.30 Volts
Logic "1"
Vin > 1.98 Volts
SERIAL OUTPUT VOLTAGE LEVEL SPECIFICATION
MINIMUM
MAXIMUM
Low Level
Vss
Vss +0.25 @ -1.5mA Load
High Level
Vdd –0.25 @ 1.25 mA Load
Vdd
Note: Vss = 0 Volts, Vdd = 2.7 to 3.6 Volts
ENVIRONMENTAL CONSIDERATION
Temperature
10-30 °C,
Humidity
30-85%RH (no condensation)
Atmosphere
Non-corrosive, Non-flammable
